An anthropologist and his students attempt to track down a Bigfoot responsible for a rash of violent murders, only to uncover something even more sinister.

A group of rangers go camping on unfamiliar forest grounds. All's well until the group members start getting killed by a cunning killer in the woods.

Time-traveling youth Josh Kirby, scientist Irwin 1138 and teen warrior Azabeth Siege are trying to keep a powerful device called the Nullifier away from evil Dr. Zoetrope. But they've hit a snag, having landed on a planet occupied by a race of mushroom people and seen Azabeth become ill upon eating a poisonous plant. They then search for the antidote, while also avoiding the many potential dangers surrounding them.

Josh Kirby's adventure finally comes to a close as his final confrontation with Dr. Zoetrope takes place.